Sleeve Finder: The ULTIMATE Card Sleeves Size Guide (2025) What sleeves do you guys use for your binders? The penny sleeves i have are the exact size of the pocket and it's hard to get them in there without bending the MintFit Inner Sleeves Standard Size 100pc Amazon.com: Ultra PRO Penny Sleeves Clear Card Sleeves for Standard Size Trading Cards Measuring 2.5" x 3.5" Perfect for Pokemon Cards, Trading Cards, Sport Cards, and More 500 x Japanese Size Card Sleeves vs. Standard TitanShield Amazon.com: Ultra PRO Penny Sleeves Clear Card Sleeves for Standard Size Trading Cards Measuring 2.5" x 3.5" Perfect for Pokemon Cards, Trading Cards, Sport Cards, and More 500 x